Question: A particle s trajectory is described by x = ( ( 1 ) / ( 2 ) t 2 - 2 t ) m and

A particles trajectory is described by x =((1)/(2)t2-2t) m and y =(3t25) m, where t is in s.
a.How far from the origin is the particle att=0 s?
c.What is the particles direction of motion, measured as an angle from thex-axis, att=0 s?

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